Nakamichi NSI-CS620

The Nakamichi NSI-CS620 is a high-quality 6.5” component speaker system designed to enhance your car audio experience with clear and powerful sound reproduction. It combines a 6.5” woofer and a 25mm tweeter to deliver a balanced audio spectrum from low to high frequencies. This speaker set is built for those looking for both performance and durability in their car's sound system.

Woofer Specifications:

The 6.5” woofer, with a mounting depth of over 62mm, provides robust bass and midrange performance. Rated with an N-Power of 35W and a peak power of 250W, the woofer can handle high sound levels without distortion. Its sensitivity of 88±3dB allows it to efficiently produce sound with minimal power. With a frequency response of 50Hz to 10kHz and an impedance of 3Ω, this woofer offers a wide dynamic range, making it perfect for a variety of music styles.

The woofer's construction features a 25.5mm KSV voice coil for improved heat resistance and sound quality. The ferrite magnet with a mass of 13.1 Oz ensures stable performance, and the total net weight of the woofer is approximately 0.86kg, making it both powerful and lightweight.

Tweeter Specifications:

The 25mm tweeter complements the woofer by delivering clear and precise high-frequency sounds. With a mounting depth of over 16.5mm, it is compact and easy to install. The tweeter has an N-Power rating of 10W and a peak power of 65W, making it capable of handling loud treble without strain. Its high sensitivity of 90±3dB ensures efficient sound reproduction, while the frequency response of 1500Hz to 20kHz covers the upper frequencies in your audio.

The tweeter’s design includes a 25.4mm ASV voice coil for enhanced durability and sound clarity, combined with a neodymium magnet that weighs just 0.3 Oz, giving it a compact and lightweight profile at approximately 0.08kg.